diff options
| author | Len Brown <len.brown@intel.com> | 2011-01-12 18:06:19 -0500 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2011-01-12 18:06:19 -0500 |
| commit | 43952886f0b8b3c344c3392b88de067d5fa5419a (patch) | |
| tree | c1a738f11a479246c09976902be5b73aaf731722 /arch/x86/kernel/process.c | |
| parent | 56dbed129df3fdd4caf9018b6e7599ee258a5420 (diff) | |
| parent | f77cfe4ea21760268c0277fa3e4b02dfd2a2c2f4 (diff) | |
Merge branch 'cpuidle-perf-events' into idle-test
Diffstat (limited to 'arch/x86/kernel/process.c')
| -rw-r--r-- | arch/x86/kernel/process.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 7c23a0cd3eb9..d8286ed54ffa 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -381,6 +381,8 @@ void default_idle(void) else local_irq_enable(); current_thread_info()->status |= TS_POLLING; + trace_power_end(smp_processor_id()); + trace_cpu_idle(PWR_EVENT_EXIT, smp_processor_id()); } else { local_irq_enable(); /* loop is done by the caller */ @@ -438,8 +440,6 @@ EXPORT_SYMBOL_GPL(cpu_idle_wait); */ void mwait_idle_with_hints(unsigned long ax, unsigned long cx) { - trace_power_start(POWER_CSTATE, (ax>>4)+1, smp_processor_id()); - trace_cpu_idle((ax>>4)+1, smp_processor_id()); if (!need_resched()) { if (cpu_has(__this_cpu_ptr(&cpu_info), X86_FEATURE_CLFLUSH_MONITOR)) clflush((void *)¤t_thread_info()->flags); @@ -466,6 +466,8 @@ static void mwait_idle(void) __sti_mwait(0, 0); else local_irq_enable(); + trace_power_end(smp_processor_id()); + trace_cpu_idle(PWR_EVENT_EXIT, smp_processor_id()); } else local_irq_enable(); } |